package collection;

import java.util.HashMap;

public class Test01_Map {
	public static void main(String[] argd){
		HashMap<Integer,String> map = new HashMap<Integer,String>();
		
		map.put(1,"홍홍홍");
		map.put(2,"김김김");
		map.put(3,"유유유");
		
		String a= map.get(2);
		System.out.println(a);
		
		
	}

}
